Home / 995,521.20-1,493,281.80-840,001.20

Finding the Fourth Proportional to 995,521.20, 1,493,281.80 and 840,001.20

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Solution

The fourth proportional to 995,521.20, 1,493,281.80 and 840,001.20 is: 1,260,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,521.20 : 1,493,281.80 = 840,001.20 : x
  2. Step 2: Convert to fraction form
    995,521.20/1,493,281.80 = 840,001.20/x
  3. Step 3: Cross multiply
    995,521.20x = 1,493,281.80 × 840,001.20
  4. Step 4: Simplify right side
    995,521.20x = 1,254,358,503,938.16
  5. Step 5: Solve for x
    x = 1,254,358,503,938.16/995,521.20
  6. Step 6: Final answer
    x = 1,260,001.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.